Japanese More information Kanji in this term ... Kanji in this term 小 臼 歯 しょうGrade: 1 きゅうGrade: S しGrade: 3 on'yomi Close More information Alternative spelling ... Alternative spelling 小臼齒 (kyūjitai) Close 小臼歯 on Japanese Wikipedia Etymology From 小 (shō-, “small”) + 臼歯 (kyūshi). Pronunciation (Tokyo) しょーきゅうし [shòókyúꜜùshì] (Nakadaka – [3])IPA(key): [ɕo̞ːkʲɨːɕi] Noun 小(しょう)臼(きゅう)歯(し) • (shōkyūshi) premolar Wikiwand - on Seamless Wikipedia browsing. On steroids.